LM9022N Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
Texas Instruments LM9022N is a vacuum fluorescent display (VFD) driver IC housed in an 8-pin PDIP package with up to 5.5V supply voltage. It supports single-segment non-multiplexed display driving in a compact through-hole form factor. Available in standard DIP packaging for prototyping and legacy display system maintenance with worldwide availability.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LM9022N Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dedicated vacuum fluorescent display (VFD) driver with single-segment output for reliable non-multiplexed display control
- Compact 8-pin PDIP package with up to 5.5V supply voltage range for straightforward integration into display subsystems
- Through-hole DIP form factor enabling easy prototyping, breadboard testing, and legacy system compatibility
Applications
The LM9022N is used in vacuum fluorescent display driving circuits for consumer and industrial equipment such as audio equipment, home appliances, and instrumentation panels requiring simple single-segment VFD control. Its straightforward interface makes it suitable for legacy display retrofits and small-scale production runs where discrete VFD segment control is needed. The PDIP package also simplifies hand-soldering and rework in low-volume manufacturing and repair scenarios.
Specifications
| YTEOL | 0 |
| Interface IC Type | VACUUM FLUORESCENT DISPLAY DRIVER |
| JESD-30 Code | R-PDIP-T8 |
| Multiplexed Display Capability | NO |
| Number of Functions | 1 |
| Number of Segments | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 2V |
| Supply Voltage-Nom | 5V |
| Surface Mount | NO |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What type of display does the LM9022N drive and how does it work?
The LM9022N is a vacuum fluorescent display (VFD) driver IC from Texas Instruments. It controls a single segment of a VFD without multiplexing, providing a direct drive approach that simplifies circuit design. VFDs emit bright blue-green light when electrons strike phosphor-coated anodes, and the LM9022N provides the necessary drive signals to control segment illumination.
What package and supply voltage does the LM9022N use?
The LM9022N comes in an 8-pin PDIP (Plastic Dual-In-Line Package) with JESD-30 code R-PDIP-T8, featuring a standard 2.54mm pin pitch for through-hole PCB assembly and breadboard prototyping. It operates with a maximum supply voltage of 5.5V, making it compatible with standard 5V logic systems commonly used in consumer electronics and instrumentation.
Is the LM9022N suitable for modern designs or primarily for legacy applications?
The LM9022N is primarily used in legacy and retrofit applications where vacuum fluorescent displays are already part of an existing system design. While modern designs typically favor LED or LCD displays with more sophisticated drivers, the LM9022N remains valuable for maintenance of existing VFD-based equipment, small-batch production, and vintage electronics restoration projects.
What is the multiplexing capability of the LM9022N?
The LM9022N does not support multiplexed display capability as indicated by its 'Multiplexed Display Capability: NO' specification. It is designed to drive a single display segment in a direct (non-multiplexed) configuration, which simplifies the control circuitry but means that multiple ICs would be required to drive multi-segment or multi-digit VFD displays.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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